The Washington Park Arboretum Bulletin, a quarterly horticultural journal, is a benefit of Arboretum Foundation membership and includes in-depth articles on Arboretum collections and history, as well as information of interest to gardeners and horticulturists in the Pacific Northwest and beyond. You can also purchase the Bulletin at the Arboretum Shop in the Graham Visitors Center, at $5 per copy.
Spring- 2015 Issue
Page 2 Taking Stock—Paige Miller
Page 3 HIDDEN TREASURES OF THE ARBORETUM: Rough-Leaved Rhododendron—Daniel Mount
Page 5 The Arnold Arboretum, Part 1: The Plants —Walt Bubelis
Page 12 Profile of Rehderodendron macrocarpum—Janine Anderson
Page 14 Downed Wood —Jean Colley
Page 19 The New Arboretum Loop Trail—Andy Mitton
Page 24 PLANT ANSWER LINE: Early Leafing Trees—Laura Blumhagen and Rebecca Alexander
Page 26 IN A GARDEN LIBRARY: New Books for Northwest Gardeners—Brian R. Thompson
Thanks to Our Sponsors!
The spring 2015 issue of the Bulletin was made possible by:
For information on advertising opportunities in the Bulletin—or to submit an article idea—please email the editor, Niall Dunne, or call him at 206-325-4510.